precision mil-qualifed metal glaze? resistor rn series www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. ? tt electronics plc 10.13 1/8 watt to 1/2 watt 10 ohms to 1m ohms 0.5% to 1% tolerance mil-r-10509 25 ppm/c to 100 general note irc reser v es the r ight to mak e changes in product speci? cation without notice or liability . all inf or mation is subject to irc? s o wn data and is considered accur ate at time of going to pr int. a subsidiar y of tt electronics plc ? 4222 south staples street ? cor pus chr isti t e xas 78411 usa wire and film t ec hnologies division t elephone: 361 992 7900 ? f acsimile: 361 992 3377 ? w ebsite: www .irctt.com rn series ? 1/8 w att to 1/2 w att ? 10 ohms to 1m ohms ? 0.1% to 1% toler ance ? mil-r-10509 25 ppm/c to 100 precision mil-quali? ed metal glaz e? resistor electr ical data mil t ype marking t olerance (%) t .c. (ppm/c) p o wer rating (watts) resistance rang e (ohms) nominal siz e max v olta g e rating rn50c* stamp 1 50 1/20 @ 125c 10 to 100k 1/8w 200 rn55d stamp 1 100 1/8 @ 70c 10 to 301k 1/4w 200 rn55c rn55e rn60d stamp 1 100 1/4 @ 70c 10 to 1m 1/2w 300 rn60c rn60e * conf or mally coated constr uction on all 1/8 nominal siz es . t est conditions mil-r-10509 t est limits allo wed rn55 max. %?r (3) rn55 (d) rn55 (c) t0-55 t2-55 t emperature coef? cient (ppm/c) +200/-500 50 100 50 lo w t emperature operation 0.50% 0.25% 0.10% 0.10% t emperature cyc ling 0.50% 0.25% 0.10% 0.10% moisture resistance 1.50% 0.50% 0.50% 0.50% shor t time overload 0.50% 0.25% 0.10% 0.10% load lif e (70c-1/2w , 125c-1/100w) 1000 hour s 1.00% 0.50% 0.30% 0.20% t erminal strength 0.20% 0.20% 0.05% 0.05% eff ect of soldering 0.50% 0.10% 0.10% 0.10% shoc k 0.50% 0.25% 0.05% 0.05% vibration 0.50% 0.25% 0.05% 0.05% high t emperature exposure (150c no load) n/a n/a 0.50% 0.50% 2x rated p o wer f or 10,000 hour s @ 70c n/a n/a 0.50% 0.50% t emperature rise @ 1/4w p o wer load - - see t emper ature rise char t dielectric strength 0.50% 0.25% 0.05% 0.05% en vironmental data t ough molded jacket metal glaz e thic k film element fired at 1000c to solid cer amic core tin-lead electroplated copper leads spir aled or laser helix ed to resistance v alue , toler ance high temper ature soldered ter mination-lead assemb ly digital mar king per mil-r-10509 rn ser ies issue march 2009 sheet 1 of 2 general note irc reser v es the r ight to mak e changes in product speci? cation without notice or liability . all inf or mation is subject to irc? s o wn data and is considered accur ate at time of going to pr int. a subsidiar y of tt electronics plc ? 4222 south staples street ? cor pus chr isti t e xas 78411 usa wire and film t ec hnologies division t elephone: 361 992 7900 ? f acsimile: 361 992 3377 ? w ebsite: www .irctt.com rn series ? 1/8 w att to 1/2 w att ? 10 ohms to 1m ohms ? 0.1% to 1% toler ance ? mil-r-10509 25 ppm/c to 100 precision mil-quali? ed metal glaz e? resistor electr ical data mil t ype marking t olerance (%) t .c. (ppm/c) p o wer rating (watts) resistance rang e (ohms) nominal siz e max v olta g e rating rn50c* stamp 1 50 1/20 @ 125c 10 to 100k 1/8w 200 rn55d stamp 1 100 1/8 @ 70c 10 to 301k 1/4w 200 rn55c rn55e rn60d stamp 1 100 1/4 @ 70c 10 to 1m 1/2w 300 rn60c rn60e * conf or mally coated constr uction on all 1/8 nominal siz es . t est conditions mil-r-10509 t est limits allo wed rn55 max. %?r (3) rn55 (d) rn55 (c) t0-55 t2-55 t emperature coef? cient (ppm/c) +200/-500 50 100 50 lo w t emperature operation 0.50% 0.25% 0.10% 0.10% t emperature cyc ling 0.50% 0.25% 0.10% 0.10% moisture resistance 1.50% 0.50% 0.50% 0.50% shor t time overload 0.50% 0.25% 0.10% 0.10% load lif e (70c-1/2w , 125c-1/100w) 1000 hour s 1.00% 0.50% 0.30% 0.20% t erminal strength 0.20% 0.20% 0.05% 0.05% eff ect of soldering 0.50% 0.10% 0.10% 0.10% shoc k 0.50% 0.25% 0.05% 0.05% vibration 0.50% 0.25% 0.05% 0.05% high t emperature exposure (150c no load) n/a n/a 0.50% 0.50% 2x rated p o wer f or 10,000 hour s @ 70c n/a n/a 0.50% 0.50% t emperature rise @ 1/4w p o wer load - - see t emper ature rise char t dielectric strength 0.50% 0.25% 0.05% 0.05% en vironmental data t ough molded jacket metal glaz e thic k film element fired at 1000c to solid cer amic core tin-lead electroplated copper leads spir aled or laser helix ed to resistance v alue , toler ance high temper ature soldered ter mination-lead assemb ly digital mar king per mil-r-10509 rn ser ies issue march 2009 sheet 1 of 2
precision mil-qualifed metal glaze? resistor rn series www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. ? tt electronics plc 10.13 ? 4222 south staples street ? cor pus chr isti t e xas 78411 usa wire and film t ec hnologies division t elephone: 361 992 7900 ? f acsimile: 361 992 3377 ? w ebsite: www .irctt.com dimensions (inc hes and (mm)) nominal siz e bod y length bl bod y diameter bd lead length ll lead diameter ld clean lead 1/8 watt 0.150 0.020 (3.8 0.5) 0.066 0.008 (1.7 0.2) 1.00 0.125 (25.4 3.2) 0.016 0.002 (0.41 0.05) 0.225 (5.7) 1/4 watt 0.250 0.015 (6.4 0.4) 0.090 0.008 (2.3 0.2) 1.50 0.125 (38.1 3.2) 0.025 0.002 (0.64 0.05) 0.310 (7.9) 1/2 watt 0.390 0.010 (9.9 0.3) 0.140 0.008 (3.6 0.2) 1.50 0.125 (38.1 3.2) 0.025 0.002 (0.64 0.05) 0.450 (11.4) ph ysical data ll ld bl bd sample p ar t no. mil style rl = fix ed film resistor high stability p o wer rating 50 = 1/20 w att 55 = 1/10 w att 60 = 1/8 w att t .c. characteristics d = 100ppm/c c = 50ppm/c e = 25ppm/c resistance first three digits represent signi? cant ? gures; f our th digit is n umber of z eros . t olerance f = 1%, d = 0.5% order ing data rn 55 d 1002 f 100 80 60 0 0 125 150 175 ambient t emperature (c) rn55d , 60d 40 20 165 mil spec. p o w er der ating char t % of mil spec. rated p o wer precision mil-quali? ed metal glaz e? resistor rn55c , 60c & 50c , rn55e, 60e rn ser ies issue march 2009 sheet 2 of 2
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